v3.25.2
Cover
Aug. 18, 2025
Document Type 8-K
Amendment Flag false
Document Period End Date Aug. 18, 2025
Entity File Number 001-42134
Entity Registrant Name Melar Acquisition Corp. I/Cayman
Entity Central Index Key 0002016221
Entity Tax Identification Number 87-1634103
Entity Incorporation, State or Country Code E9
Entity Address, Address Line One 143 West 72nd Street
Entity Address, Address Line Two 4th Floor
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10023
City Area Code 702
Local Phone Number 781-1120
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period false
Units, each consisting of one Class A ordinary share and one-half of one redeemable warrant [Member]  
Title of 12(b) Security Units, each consisting of one Class A ordinary share and one-half of one redeemable warrant
Trading Symbol MACIU
Security Exchange Name NASDAQ
Common Class A [Member]  
Title of 12(b) Security Class A ordinary shares, par value $0.0001 per share
Trading Symbol MACI
Security Exchange Name NASDAQ
Warrants, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50 per share [Member]  
Title of 12(b) Security Warrants, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50 per share
Trading Symbol MACIW
Security Exchange Name NASDAQ